*,
*::before,
*::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    -webkit-box-sizing: border-box;
    tap-highlight-color: transparent;
    -webkit-tap-highlight-color: transparent;
}

body {
    font-family: "微软雅黑", sans-serif;
    color: #333;
    font-size: 14px;
}

ul,
ol {
    list-style: none;
}

input,
textarea {
    border: none;
    outline: none;
    resize: none;
    appearance: none;
    -webkit-appearance: none;
}

img {
    display: block;
}

a {
    text-decoration: none;
    color: #333;
    font-size: 13px;
}



.clearFix::after {
    content: "";
    display: block;
    visibility: hidden;
    height: 0;
    line-height: 0;
    clear: both;
}



[class^='icon-'],
[class*=' icon-'] {
    background-image: url(../images/sprites.png);
    background-repeat: no-repeat;
    background-size: 200px 200px;
    background-clip: content-box;
}

.f_l {
    float: left;
}

.f_r {
    float: right;
}

.b_b {
    border-bottom: 1px solid #ccc;
}

.b_r {
    border-right: 1px solid #ccc;
}

.b_l {
    border-left: 1px solid #ccc;
}

.n_b {
    border-bottom: none;
}